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HDB: Add aiFourFirer functions

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This commit is contained in:
Nipun Garg 2019-06-27 01:08:23 +05:30 committed by Eugene Sandulenko
parent 9f3fab3b4e
commit d3c2c935a5
2 changed files with 70 additions and 12 deletions
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70
engines/hdb/ai-bots.cpp
View File

@ -949,4 +949,74 @@ void aiMaintBotAction(AIEntity *e) {
}
}
void aiFourFirerInit(AIEntity *e) {
e->value1 = 0;
e->aiAction = aiFourFirerAction;
}
void aiFourFirerInit2(AIEntity *e) {
e->draw = g_hdb->_ai->getStandFrameDir(e);
}
void aiFourFirerAction(AIEntity *e) {
AIEntity *p = g_hdb->_ai->getPlayer(), *fire, *hit;
AIState state[5] = {STATE_NONE, STATE_STANDUP, STATE_STANDDOWN, STATE_STANDLEFT, STATE_STANDRIGHT};
AIDir turn[5] = {DIR_NONE, DIR_RIGHT, DIR_LEFT, DIR_UP, DIR_DOWN};
int shoot, xv, yv, result;
// Time to turn right?
if (!e->value1) {
e->dir = turn[e->dir];
e->state = state[e->dir];
e->value1 = 16;
if (e->onScreen)
warning("STUB: aiFourFirerAction: Play SND_FOURFIRE_TURN");
}
e->value1--;
// Waiting before firing again?
if (e->sequence) {
e->sequence--;
return;
}
g_hdb->_ai->animEntFrames(e);
// Can we see the player on the same level?
if ((e->level != p->level) || g_hdb->_ai->playerDead() || !e->onScreen)
return;
// Check player direction
shoot = xv = yv = 0;
switch (e->dir) {
case DIR_UP: if (p->x == e->x && p->y < e->y) { shoot = 1; yv = -1; } break;
case DIR_DOWN: if (p->x == e->x && p->y > e->y) { shoot = 1; yv = 1; } break;
case DIR_LEFT: if (p->y == e->y && p->x < e->x) { shoot = 1; xv = -1; } break;
case DIR_RIGHT: if (p->y == e->y && p->x > e->x) { shoot = 1; xv = 1; } break;
case DIR_NONE: warning("aiFourFirerAction: DIR_NONE found"); break;
}
// Shoot if needed
// Make sure not shooting into solid tile
// Make sure if shooting at entity it is the player
hit = g_hdb->_ai->legalMoveOverWater(e->tileX + xv, e->tileY + yv, e->level, &result);
if (hit && hit->type == AI_GUY)
hit = NULL;
if (shoot && !hit && result) {
fire = g_hdb->_ai->spawn(AI_OMNIBOT_MISSILE, e->dir, e->tileX + xv, e->tileY + yv, NULL, NULL, NULL, DIR_NONE, e->level, 0, 0, 1);
if (g_hdb->_map->onScreen(e->tileX, e->tileY))
warning("STUB: aiFourFirerAction: Play SND_FOUR_FIRE");
fire->xVel = xv * kPlayerMoveSpeed * 2;
fire->yVel = yv * kPlayerMoveSpeed * 2;
if (!g_hdb->getActionMode()) {
fire->xVel >>= 1;
fire->yVel >>= 1;
}
e->sequence = 16;
if (hitPlayer(fire->tileX*kTileWidth, fire->tileY*kTileHeight))
g_hdb->_ai->killPlayer(DEATH_FRIED);
}
}
} // End of Namespace

12
engines/hdb/ai-player.cpp
View File

@ -316,18 +316,6 @@ void aiScientistInit2(AIEntity *e) {
warning("STUB: AI: aiScientistInit2 required");
}
void aiFourFirerInit(AIEntity *e) {
warning("STUB: AI: aiFourFirerInit required");
}
void aiFourFirerInit2(AIEntity *e) {
warning("STUB: AI: aiFourFirerInit2 required");
}
void aiFourFirerAction(AIEntity *e) {
warning("STUB: AI: aiFourFirerAction required");
}
void aiSlugAttackAction(AIEntity *e) {
warning("STUB: AI: aiSlugAttackAction required");
}